spongiform
waist with spongiform

Spongiform is attached to at least some portion of waist. Used in Antkey to separate Strumigenys and Strumigenys from Cyphomyrmex and Eurhopalothrix.
postpetiole lacking spongiform

The postpetiole lacking distinct spongiform. Used in Antkey to separate Strumigenys eggersi and Strumigenys margaritae from other Strumigenys species.
postpetiole with spongiform

<p>The postpetiole with distinct spongiform. Used in Antkey to separate Strumigenys gundlachi, Strumigenys hexamera and Strumigenys membranifera from other Strumigenys species with denticles on their mandibles (as opposed to apical forks).</p>
spongiform on waist

Spongiform is attached to at least some portion of the waist. Used in Antkey to separate Strumigenys and Strumigenys from Cyphomyrmex and Eurhopalothrix.
spongiform lacking on waist

Spongiform is entirely lacking from all portions of the waist. Used in Antkey to separate Cyphomyrmex and Eurhopalothrix from Strumigenys and Strumigenys.
petiole lacking spongiform

petiole lacking distinct spongiform (Strumigenys)
petiole with spongiform

petiole with distinct spongiform (Strumigenys)
postpetiole lacking spongiform

postpetiole lacking spongiform, or at most with inconspicuous spongiform
postpetiole with spongiform

postpetiole with distinct spongiform (Strumigenys)
spongiform on waist

spongiform attached to at least some portion of waist